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\begin{tabular}{lcccccc}
\multicolumn{7}{c}{Impact of treatment assignment on standardized test scores} \\ \hline
 & (1) & (2) & (3) & (4) & (5) & (6) \\
VARIABLES & POINTS2 & std\_principal2 & std\_subsidiary2 & POINTS2 & std\_principal2 & std\_subsidiary2 \\ \hline
 &  &  &  &  &  &  \\
treatment & 0.10 & 0.18 & 0.05 & 0.07 & 0.15 & 0.03 \\
 & (0.11) & (0.14) & (0.11) & (0.15) & (0.19) & (0.15) \\
treatment\_female &  &  &  & 0.07 & 0.06 & 0.04 \\
 &  &  &  & (0.21) & (0.28) & (0.22) \\
female & -0.02 & 0.09 & 0.07 & -0.06 & 0.06 & 0.05 \\
 & (0.10) & (0.14) & (0.11) & (0.16) & (0.19) & (0.17) \\
AGE & 0.03 & -0.07 & 0.00 & 0.03 & -0.07 & 0.00 \\
 & (0.05) & (0.07) & (0.05) & (0.05) & (0.07) & (0.05) \\
subject\_count & -0.10 & 0.02 & -0.13 & -0.10 & 0.02 & -0.13 \\
 & (0.09) & (0.13) & (0.13) & (0.09) & (0.13) & (0.13) \\
Constant & -0.05 & 0.59 & 0.76 & -0.05 & 0.57 & 0.75 \\
 & (1.04) & (1.43) & (1.18) & (1.04) & (1.42) & (1.18) \\
 &  &  &  &  &  &  \\
Observations & 221 & 188 & 188 & 221 & 188 & 188 \\
R-squared & 0.44 & 0.31 & 0.50 & 0.45 & 0.31 & 0.50 \\
treated &  &  &  & 0.143 & 0.213 & 0.0717 \\
SE &  &  &  & 0.149 & 0.203 & 0.159 \\
 p\_value &  &  &  & 0.338 & 0.295 & 0.652 \\ \hline
\multicolumn{7}{c}{ Robust standard errors in parentheses} \\
\multicolumn{7}{c}{ *** p$<$0.01, ** p$<$0.05, * p$<$0.1} \\
\end{tabular}
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